phase of the case begins. the very complex legal process.anobamaadministrationofficial telling nbc news tsarnaev will not be given a miranda warning when he's physically able to be interrogated after receiving medical treatment. instead, the official says the government will invoke a legal rule known as the public safety exception. that will allow investigators to question tsarnaev without first advising him of his right to remain silent and be afforded legal counsel. president obama used his weekly address today to praise law enforcement and those involved in tracking tsarnaev down. >> americans refused to be terrorized. ultimately, that's what we'll remember from this week. that's what will remain, the stories of heroism and kindness, resolve and resilience, generosity, and love. >> authorities caught up with the suspect after a tip from a watertown resident. he was hiding in a boat parked outside a home. he is now in a boston hospital and nbc's ron allen is joining me from there. ron, with a good afternoon to you, let's get the very latest on his condition. are you getting word